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<article id="post-rk3399/Rockchip RK3399 - DRM connector" class="h-entry article article-type-post" itemprop="blogPost" itemscope itemtype="https://schema.org/BlogPosting">
  
    
   
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          <h5 id="3-1-3-struct-drm-connector"><a href="#3-1-3-struct-drm-connector" class="headerlink" title="3.1.3 struct drm_connector"></a>3.1.3 struct drm_connector</h5><p>linux内核使用struct drm_connector来表示一个连接器，用于连接编码器和显示设备。</p>
<h5 id="3-1-3-struct-drm-encoder"><a href="#3-1-3-struct-drm-encoder" class="headerlink" title="3.1.3 struct drm_encoder"></a>3.1.3 struct drm_encoder</h5><p>linux内核使用struct drm_encoder来表示一个编码器，用于连接CRT控制器和显示设备。</p>
<h4 id="3-2-struct-drm-device"><a href="#3-2-struct-drm-device" class="headerlink" title="3.2 struct drm_device"></a>3.2 struct drm_device</h4><p>linux内核使用struct drm_device来对一个DRM硬件设备进行抽象，包括所有相关的硬件和软件信息。定义在：</p>
<h4 id="3-3-struct-drm-driver"><a href="#3-3-struct-drm-driver" class="headerlink" title="3.3 struct drm_driver"></a>3.3 struct drm_driver</h4><p>linux内核使用struct drm_driver来表示一个DRM设备驱动，包括所有的操作函数和参数。定义在：</p>
<h4 id="3-4-struct-drm-file"><a href="#3-4-struct-drm-file" class="headerlink" title="3.4 struct drm_file"></a>3.4 struct drm_file</h4><p>linux内核使用struct drm_file来表示一个打开的文件，包括该文件的访问权限和相关的上下文信息。</p>
<h4 id="3-6-struct-drm-vma-node"><a href="#3-6-struct-drm-vma-node" class="headerlink" title="3.6 struct drm_vma_node"></a>3.6 struct drm_vma_node</h4><p>表示一个虚拟内存区域的结构体，用于管理显存对象的虚拟内存映射。</p>
<h4 id="3-8-struct-drm-mode-config"><a href="#3-8-struct-drm-mode-config" class="headerlink" title="3.8 struct  drm_mode_config"></a>3.8 struct  drm_mode_config</h4><p>表示显卡的配置信息的结构体，包括 CRTC、编码器、连接器和平面等对象。</p>
<h4 id="3-9-struct-drm-atomic-state"><a href="#3-9-struct-drm-atomic-state" class="headerlink" title="3.9 struct drm_atomic_state"></a>3.9 struct drm_atomic_state</h4><p>表示一个原子状态的结构体，用于描述一次完整的显卡状态更新操作</p>

        
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